diff --git a/roles/copr/backend/files/provision/files/mock/site-defaults.cfg b/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
index 3152626ad8..3117ecdeef 100644
--- a/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
+++ b/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
@@ -22,4 +22,6 @@ config_opts['plugin_conf']['tmpfs_opts']['mode'] = '0755'
 config_opts['plugin_conf']['tmpfs_opts']['keep_mounted'] = False
 
 config_opts['yum_command'] = '/usr/bin/yum-deprecated'
+{% if ansible_architecture == 'x86_64' %} # nosync does not currently work for epel-7-ppc64le chroot with errors /lib64/ld64.so.2: version `GLIBC_2.22' not found
 config_opts['nosync'] = True
+{% endif %}